Built in rechargeable battery 3000-5000 By Series Fenix Lights Fenix Headlamps
Fenix HP35R Headlamp£254.95
10,000 mAh rechargeable battery
4000 lumens output Fenix HP35R Search And Rescue/Industrial Headlamp£254.95
10,000 mAh rechargeable battery
4000 lumens output